China Ductile Iron Advandage Dismatling Joint Best Dismantling Joint for Water Pipe, Find details about China Ductile Iron Flange Adaptor, Pipe Coupling from Ductile Iron Advandage Dismatling Joint Best Dismantling Joint for Water Pipe
materials | ductile iron GGG50 or ASTM A536 65-45-12 |
bolts&nuts | carbon steel with hot dip galvanized, electric galvanized or dacroment suface. |
gasket | EPDM |
standard | ISO2531, EN545 |
size | DN50 to DN2200 |
surface | epoxy coating with RAL5015 or RAL5017 |
flange drilled | PN10/PN16/PN25 according to BS4504 |
hardness | maximum≤250HB |
proof stress | minimum≥300MPa |
tensile strength | minimum≥420MPa |
elongation | minimum≥12 |